CA1303632C - Dispositif d'alimentation automatique en documents pour imprimante - Google Patents

Dispositif d'alimentation automatique en documents pour imprimante

Info

Publication number: CA1303632C
Authority: CA; Canada
Prior art keywords: stack; sheet; feeding; feeder; sheets
Prior art date: 1987-05-28
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.): Expired - Fee Related

Application number

CA000561617A

Other languages

English (en)

Inventor

John H. Looney

Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)

Xerox Corp

Original Assignee

Xerox Corp

Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)

1987-05-28

Filing date

1988-03-16

Publication date

1992-06-16

1988-03-16 Application filed by Xerox Corp filed Critical Xerox Corp

1992-06-16 Application granted granted Critical

1992-06-16 Publication of CA1303632C publication Critical patent/CA1303632C/fr

2009-06-16 Anticipated expiration legal-status Critical

Status Expired - Fee Related legal-status Critical Current

Links

238000000926 separation method Methods 0.000 claims abstract description 14
230000009467 reduction Effects 0.000 claims abstract description 8
230000000670 limiting effect Effects 0.000 claims abstract description 5
230000001351 cycling effect Effects 0.000 claims abstract description 3
230000004044 response Effects 0.000 claims description 9
230000006872 improvement Effects 0.000 claims description 7
230000002441 reversible effect Effects 0.000 claims description 5
230000000979 retarding effect Effects 0.000 abstract description 3
230000002265 prevention Effects 0.000 abstract description 2
230000006870 function Effects 0.000 description 5
230000007246 mechanism Effects 0.000 description 5
238000000034 method Methods 0.000 description 5
230000001965 increasing effect Effects 0.000 description 4
239000000463 material Substances 0.000 description 4
230000008569 process Effects 0.000 description 4
230000008901 benefit Effects 0.000 description 3
230000000694 effects Effects 0.000 description 3
239000003638 chemical reducing agent Substances 0.000 description 2
125000004122 cyclic group Chemical group 0.000 description 2
230000003116 impacting effect Effects 0.000 description 2
239000000203 mixture Substances 0.000 description 2
230000036961 partial effect Effects 0.000 description 2
230000009471 action Effects 0.000 description 1
230000001154 acute effect Effects 0.000 description 1
239000000853 adhesive Substances 0.000 description 1
230000001070 adhesive effect Effects 0.000 description 1
238000005452 bending Methods 0.000 description 1
230000008859 change Effects 0.000 description 1
238000012937 correction Methods 0.000 description 1
238000005520 cutting process Methods 0.000 description 1
230000001934 delay Effects 0.000 description 1
238000001514 detection method Methods 0.000 description 1
230000009977 dual effect Effects 0.000 description 1
230000005484 gravity Effects 0.000 description 1
238000003384 imaging method Methods 0.000 description 1
238000010348 incorporation Methods 0.000 description 1
230000001939 inductive effect Effects 0.000 description 1
238000003780 insertion Methods 0.000 description 1
230000037431 insertion Effects 0.000 description 1
230000002452 interceptive effect Effects 0.000 description 1
238000012986 modification Methods 0.000 description 1
230000004048 modification Effects 0.000 description 1
238000012634 optical imaging Methods 0.000 description 1
238000005457 optimization Methods 0.000 description 1
238000012545 processing Methods 0.000 description 1
230000003134 recirculating effect Effects 0.000 description 1
230000035945 sensitivity Effects 0.000 description 1
230000001953 sensory effect Effects 0.000 description 1
238000011144 upstream manufacturing Methods 0.000 description 1
230000037303 wrinkles Effects 0.000 description 1

Classifications

- G—PHYSICS
- G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
- G03G—ELECTROGRAPHY; ELECTROPHOTOGRAPHY; MAGNETOGRAPHY
- G03G15/00—Apparatus for electrographic processes using a charge pattern
- G03G15/60—Apparatus which relate to the handling of originals
- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65H—HANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
- B65H1/00—Supports or magazines for piles from which articles are to be separated
- B65H1/08—Supports or magazines for piles from which articles are to be separated with means for advancing the articles to present the articles to the separating device
- B65H1/18—Supports or magazines for piles from which articles are to be separated with means for advancing the articles to present the articles to the separating device controlled by height of pile
- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65H—HANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
- B65H3/00—Separating articles from piles
- B65H3/02—Separating articles from piles using friction forces between articles and separator
- B65H3/06—Rollers or like rotary separators
- B65H3/0638—Construction of the rollers or like rotary separators
- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65H—HANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
- B65H7/00—Controlling article feeding, separating, pile-advancing, or associated apparatus, to take account of incorrect feeding, absence of articles, or presence of faulty articles
- B65H7/02—Controlling article feeding, separating, pile-advancing, or associated apparatus, to take account of incorrect feeding, absence of articles, or presence of faulty articles by feelers or detectors
- B65H7/06—Controlling article feeding, separating, pile-advancing, or associated apparatus, to take account of incorrect feeding, absence of articles, or presence of faulty articles by feelers or detectors responsive to presence of faulty articles or incorrect separation or feed
- B65H7/12—Controlling article feeding, separating, pile-advancing, or associated apparatus, to take account of incorrect feeding, absence of articles, or presence of faulty articles by feelers or detectors responsive to presence of faulty articles or incorrect separation or feed responsive to double feed or separation
- G—PHYSICS
- G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
- G03B—APPARATUS OR ARRANGEMENTS FOR TAKING PHOTOGRAPHS OR FOR PROJECTING OR VIEWING THEM; APPARATUS OR ARRANGEMENTS EMPLOYING ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ACCESSORIES THEREFOR
- G03B27/00—Photographic printing apparatus
- G03B27/32—Projection printing apparatus, e.g. enlarger, copying camera
- G03B27/52—Details
- G03B27/62—Holders for the original
- G03B27/6207—Holders for the original in copying cameras
- G03B27/625—Apparatus which relate to the handling of originals, e.g. presence detectors, inverters
- G03B27/6264—Arrangements for moving several originals one after the other to or through an exposure station
- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65H—HANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
- B65H2511/00—Dimensions; Position; Numbers; Identification; Occurrences
- B65H2511/50—Occurence
- B65H2511/51—Presence
- B65H2511/514—Particular portion of element
- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65H—HANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
- B65H2511/00—Dimensions; Position; Numbers; Identification; Occurrences
- B65H2511/50—Occurence
- B65H2511/52—Defective operating conditions
- B65H2511/524—Multiple articles, e.g. double feed
- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65H—HANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
- B65H2513/00—Dynamic entities; Timing aspects
- B65H2513/50—Timing
- B65H2513/512—Starting; Stopping
- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65H—HANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
- B65H2513/00—Dynamic entities; Timing aspects
- B65H2513/50—Timing
- B65H2513/52—Age; Duration; Life time or chronology of event
- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65H—HANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
- B65H2701/00—Handled material; Storage means
- B65H2701/10—Handled articles or webs
- B65H2701/13—Parts concerned of the handled material
- B65H2701/131—Edges
- B65H2701/1311—Edges leading edge
- G—PHYSICS
- G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
- G03G—ELECTROGRAPHY; ELECTROPHOTOGRAPHY; MAGNETOGRAPHY
- G03G2215/00—Apparatus for electrophotographic processes
- G03G2215/00172—Apparatus for electrophotographic processes relative to the original handling
- G03G2215/00177—Apparatus for electrophotographic processes relative to the original handling for scanning
- G03G2215/00181—Apparatus for electrophotographic processes relative to the original handling for scanning concerning the original's state of motion
- G03G2215/00185—Apparatus for electrophotographic processes relative to the original handling for scanning concerning the original's state of motion original at rest

Landscapes

Physics & Mathematics (AREA)
General Physics & Mathematics (AREA)
Engineering & Computer Science (AREA)
Mechanical Engineering (AREA)
Sheets, Magazines, And Separation Thereof (AREA)

CA000561617A 1987-05-28 1988-03-16 Dispositif d'alimentation automatique en documents pour imprimante Expired - Fee Related CA1303632C (fr)

Applications Claiming Priority (2)

Application Number	Priority Date	Filing Date	Title
US07/055,081 US4750727A (en)	1987-05-28	1987-05-28	Automatic document feeder for copiers
US055,081		1987-05-28

Publications (1)

Publication Number	Publication Date
CA1303632C true CA1303632C (fr)	1992-06-16

Family

ID=21995462

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
CA000561617A Expired - Fee Related CA1303632C (fr)	1987-05-28	1988-03-16	Dispositif d'alimentation automatique en documents pour imprimante

Country Status (2)

Country	Link
US (1)	US4750727A (fr)
CA (1)	CA1303632C (fr)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US4984779A (en) *	1987-02-06	1991-01-15	Fuji Xerox Co., Ltd.	Automatic document conveying device for original in a two-sided copy machine
US5163666A (en) *	1991-09-30	1992-11-17	Xerox Corporation	Self-adjusting closed-loop friction feeder
US5201508A (en) *	1991-09-30	1993-04-13	Xerox Corporation	Self-adjusting closed-loop friction feeder
US5761535A (en) *	1995-10-18	1998-06-02	Bell & Howell Phillipsburg Company	System for multi-stage serpentine-shaped buffer with first turn around area after first plurality of stages and second turn area after second plurality of stages

Family Cites Families (13)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
BE791702A (fr) *	1971-11-22	1973-03-16	Addressograph Multigraph	Circuit de commande du mecanisme d'alimentation en documents d'une tireuse electrostatique
GB2038289B (en) *	1978-12-29	1983-05-05	Ricoh Kk	Sheet separating apparatus
US4346878A (en) *	1979-04-09	1982-08-31	Ricoh Company, Ltd.	Sheet feeding apparatus
US4381860A (en) *	1980-11-03	1983-05-03	Xerox Corporation	Paddle wheel retard feeder
JPS5895041A (ja) *	1981-11-30	1983-06-06	Konishiroku Photo Ind Co Ltd	給紙装置
US4475733A (en) *	1982-08-02	1984-10-09	Xerox Corporation	Enhanced paddle wheel inertial separator and transporter
US4506877A (en) *	1982-08-04	1985-03-26	Savin Corporation	Automatic biasing mechanism for paper cassette support plate
US4496144A (en) *	1982-08-19	1985-01-29	Xerox Corporation	Paddle wheel feeder with normal force optimization and blade control
US4561644A (en) *	1982-09-21	1985-12-31	Xerox Corporation	Sheet feeding and separating apparatus with stack force relief/enhancement
US4515357A (en) *	1982-12-03	1985-05-07	Xerox Corporation	Paddle retard feeder
US4535982A (en) *	1983-02-01	1985-08-20	Ricoh Company, Ltd.	Sheet feeding cassette latching system
GB2160512B (en) *	1984-06-22	1987-11-11	Xerox Corp	Stack supporting and registration
US4640504A (en) *	1984-07-02	1987-02-03	Xerox Corporation	Paddle wheel feeder

1987
- 1987-05-28 US US07/055,081 patent/US4750727A/en not_active Expired - Fee Related
1988
- 1988-03-16 CA CA000561617A patent/CA1303632C/fr not_active Expired - Fee Related

Also Published As

Publication number	Publication date
US4750727A (en)	1988-06-14

Legal Events

Date	Code	Title	Description
2001-06-18	MKLA	Lapsed

Publication	Publication Date	Title
US6601846B2 (en)	2003-08-05	Sheet discharge apparatus, sheet finishing apparatus and image forming apparatus equipped with the same
CA1186350A (fr)	1985-04-30	Dispositif d'empilage par le bas d'une pile
US4789150A (en)	1988-12-06	Sheet stacking apparatus with trail edge control flaps
US5022642A (en)	1991-06-11	Sheet feeding device for a image developing and processing machine
CA2140413C (fr)	1998-12-22	Agrafeuse et inverseuse-empileuse de type a disque
CA2140414C (fr)	1999-06-01	Agrafeuse et inverseuse-empileuse de type a disque, avec commande d'empilement des feuilles
EP0102234A2 (fr)	1984-03-07	Dispositif d'alimentation de documents d'ordinateur
US5318401A (en)	1994-06-07	Stacking tray system with nonvertically receding elevator yielding square stacks
EP0640546B1 (fr)	1997-12-10	Système d'empilage de feuilles à grande capacité avec introduction et positionnement d'empilage à hauteur variable
JPS6283938A (ja)	1987-04-17	文書セツトの分離装置及び積重ね体高さセンサ−
US20030062669A1 (en)	2003-04-03	Sheet discharge apparatus, sheet finishing apparatus and image forming apparatus equipped with the same
US5014977A (en)	1991-05-14	Sheet stopping and lateral registration system
JPH0570023A (ja)	1993-03-23	座屈抑制装置及び位置合わせ縁部を一体化した用紙スタツキング装置
US4750726A (en)	1988-06-14	Automatic document feeder/separator for copiers
US6378864B1 (en)	2002-04-30	Stacker
US5192068A (en)	1993-03-09	Sheet feeding and separating apparatus with an improved entrance guide
US5532809A (en)	1996-07-02	Copying machine having automatic document feeding device
CA1303632C (fr)	1992-06-16	Dispositif d'alimentation automatique en documents pour imprimante
US5076559A (en)	1991-12-31	Separation member for an improved recirculating document feeder
JPS62215464A (ja)	1987-09-22	シ−ト仕分け装置
JPH07199556A (ja)	1995-08-04	自動原稿送り装置
US5152515A (en)	1992-10-06	Variable trajectory document restacking system
EP0673868B1 (fr)	1999-01-20	Dispositif de retournement et d'empilage à disque avec une agrafeuse intégrée
JPH0615391B2 (ja)	1994-03-02	シ−ト整合装置
US5575469A (en)	1996-11-19	Sheet receiver with infeed speed varied by measured length of sheet